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Properties of Conceptual and External Database Schemas.
Marco A. Casanova
José Mauro Volkmer de Castilho
Antonio Luz Furtado
Published in:
Formal Description of Programming Concepts (1982)
Keyphrases
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database schema
entity relationship
object oriented
relational databases
integrity constraints
data exchange
schema mappings
data integration
database
conceptual model
data model
desirable properties
sql queries
logic programming
natural language processing
real world
databases